public Int32 UpdateBookRecord(BooksDetails_BEL objBEL)
{
int result = 0;
using (TransactionScope scope = new TransactionScope())
{
using (SqlConnection conn = new SqlConnection(conStr))
{
try
{
conn.Open();
using (SqlCommand cmd = new SqlCommand("UpdateBookRecord_SP", conn))
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("BookId", objBEL.BookId);
cmd.Parameters.AddWithValue("BookName", objBEL.BookName);
cmd.Parameters.AddWithValue("Author", objBEL.Author);
cmd.Parameters.AddWithValue("Price", objBEL.Price);
result = cmd.ExecuteNonQuery();
}
}
catch (Exception ex)
{
}
}
scope.Complete();
}
return(result > 0 ? result : 0);
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
objBookDetailsBEL.BookName = txtBookName.Text.Trim();
objBookDetailsBEL.Author = txtAuthor.Text.Trim();
objBookDetailsBEL.Publisher = txtPublisher.Text.Trim();
objBookDetailsBEL.Price = Convert.ToDecimal(txtPrice.Text);
try
{
int retVal = objBookDetailsBLL.SaveBookDetails(objBookDetailsBEL);
if (retVal > 0)
{
lblStatus.Text = "Book detail saved successfully";
lblStatus.ForeColor = System.Drawing.Color.Green;
ClearControls();
BindBookRecordsGridView();
}
else
{
lblStatus.Text = "Book details couldn't be saved";
lblStatus.ForeColor = System.Drawing.Color.Red;
}
}
catch (Exception ex)
{
Response.Write("Oops! error occured:" + ex.Message.ToString());
}
finally
{
objBookDetailsBEL = null;
objBookDetailsBLL = null;
}
}
public Int32 SaveBookDetails(BooksDetails_BEL objBEL)
{
int BookDetailsID = 0;
using (TransactionScope scope = new TransactionScope())
{
using (SqlConnection conn = new SqlConnection(conStr))
{
try
{
conn.Open();
using (SqlCommand cmd = new SqlCommand("InsertBookDetails_SP", conn))
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("BookName", objBEL.BookName);
cmd.Parameters.AddWithValue("Author", objBEL.Author);
cmd.Parameters.AddWithValue("Price", objBEL.Price);
BookDetailsID = Convert.ToInt32(cmd.ExecuteScalar());
}
}
catch (Exception ex)
{
}
}
scope.Complete();
}
return(BookDetailsID);
}
private void BindBookRecordsGridView()
{
DataSet ds = new DataSet();
try
{
ds = objBookDetailsBLL.GetBookRecords();
if (ds.Tables[0].Rows.Count > 0)
{
grdBookDetails.DataSource = ds;
grdBookDetails.DataBind();
}
else
{
grdBookDetails.DataSource = null;
grdBookDetails.DataBind();
}
}
catch (Exception ex)
{
Response.Write("Oops! error occured:" + ex.Message.ToString());
}
finally
{
objBookDetailsBEL = null;
objBookDetailsBLL = null;
}
}
protected void grdBookDetails_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
objBookDetailsBEL.BookId = Convert.ToInt32(grdBookDetails.DataKeys[e.RowIndex].Value);
objBookDetailsBEL.BookName = ((TextBox)(grdBookDetails.Rows[e.RowIndex].FindControl("txtBookNameEdit"))).Text.Trim();
objBookDetailsBEL.Author = ((TextBox)(grdBookDetails.Rows[e.RowIndex].FindControl("txtAuthorEdit"))).Text.Trim();
objBookDetailsBEL.Publisher = ((TextBox)(grdBookDetails.Rows[e.RowIndex].FindControl("txtPublisherEdit"))).Text.Trim();
objBookDetailsBEL.Price = Convert.ToDecimal(((TextBox)(grdBookDetails.Rows[e.RowIndex].FindControl("txtPriceEdit"))).Text.Trim());
try
{
int retVal = objBookDetailsBLL.UpdateBookRecord(objBookDetailsBEL);
if (retVal > 0)
{
lblStatus.Text = "Book detail updated successfully";
lblStatus.ForeColor = System.Drawing.Color.Green;
ClearControls();
grdBookDetails.EditIndex = -1;
BindBookRecordsGridView();
}
else
{
lblStatus.Text = "Book details couldn't be updated";
lblStatus.ForeColor = System.Drawing.Color.Red;
}
}
catch (Exception ex)
{
Response.Write("Oops! error occured:" + ex.Message.ToString());
}
finally
{
objBookDetailsBEL = null;
objBookDetailsBLL = null;
}
}
protected void grdBookDetails_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
int Book_Id = Convert.ToInt32(grdBookDetails.DataKeys[e.RowIndex].Value);
objBookDetailsBEL.BookId = Book_Id;
try
{
int retVal = objBookDetailsBLL.DeleteBookRecord(objBookDetailsBEL);
if (retVal > 0)
{
lblStatus.Text = "Book detail deleted successfully";
lblStatus.ForeColor = System.Drawing.Color.Green;
ClearControls();
BindBookRecordsGridView();
}
else
{
lblStatus.Text = "Book details couldn't be deleted";
lblStatus.ForeColor = System.Drawing.Color.Red;
}
}
catch (Exception ex)
{
Response.Write("Oops! error occured:" + ex.Message.ToString());
}
finally
{
objBookDetailsBEL = null;
objBookDetailsBLL = null;
}
}
public Int32 UpdateBookRecord(BooksDetails_BEL objBel)
{
BooksDetails_DAL1 objDal = new BooksDetails_DAL1();
try
{
return(objDal.UpdateBookRecord(objBel));
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
objDal = null;
}
}
public Int32 UpdateBookRecord(BooksDetails_BEL objBel)
{
BooksDetails_DAL objDal = new BooksDetails_DAL();
try
{
return(objDal.UpdateBookRecord(objBel));
}
catch (Exception ex)
{
throw ex;
}
finally
{
objDal = null;
}
}
public Int32 SaveBookDetails(BooksDetails_BEL objBel)
{
BooksDetails_DAL objDal = new BooksDetails_DAL();
try
{
return(objDal.SaveBookDetails(objBel));
}
catch (Exception ex)
{
throw ex;
}
finally
{
objDal = null;
}
}
public ActionResult Save(BooksDetails_BEL Book)
{
if (ModelState.IsValid)
{
if (Book.BookId > 0)
{
BookDetails_BLL.UpdateBookRecord(Book);
}
else
{
BookDetails_BLL.SaveBookDetails(Book);
}
return(RedirectToAction("Index"));
}
else
{
return(View(Book));
}
}
public IEnumerable <BooksDetails_BEL> GetBookRecords()
{
List <BooksDetails_BEL> books = new List <BooksDetails_BEL>();
using (TransactionScope scope = new TransactionScope())
{
using (SqlConnection conn = new SqlConnection(conStr))
{
try
{
conn.Open();
using (SqlCommand cmd = new SqlCommand("FetchBookRecords_Sp", conn))
{
cmd.CommandType = CommandType.StoredProcedure;
using (SqlDataReader reader = cmd.ExecuteReader())
{
//todo probar linq
while (reader.Read())
{
BooksDetails_BEL book = new BooksDetails_BEL(
reader["BookName"].ToString(),
reader["Author"].ToString(),
decimal.Parse(reader["Price"].ToString()));
book.BookId = Convert.ToInt32(reader["BookId"]);
book.Active = Convert.ToBoolean(reader["Active"]);
books.Add(book);
}
}
}
}
catch (Exception ex)
{
}
}
scope.Complete();
}
return(books);
}
public Int32 UpdateBookRecord(BooksDetails_BEL objBEL)
{
int result;
try
{
SqlCommand cmd = new SqlCommand("UpdateBookRecord_SP", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@BookId", objBEL.BookId);
cmd.Parameters.AddWithValue("@BookName", objBEL.BookName);
cmd.Parameters.AddWithValue("@Author", objBEL.Author);
cmd.Parameters.AddWithValue("@Publisher", objBEL.Publisher);
cmd.Parameters.AddWithValue("@Price", objBEL.Price);
if (con.State == ConnectionState.Closed)
{
con.Open();
}
result = cmd.ExecuteNonQuery();
cmd.Dispose();
if (result > 0)
{
return(result);
}
else
{
return(0);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
if (con.State != ConnectionState.Closed)
{
con.Close();
}
}
}
public Int32 DeleteBookRecord(BooksDetails_BEL objBEL)
{
int result;
try
{
SqlCommand cmd = new SqlCommand("DeleteBookRecords_Sp", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@BookId", objBEL.BookId);
if (con.State == ConnectionState.Closed)
{
con.Open();
}
result = cmd.ExecuteNonQuery();
cmd.Dispose();
if (result > 0)
{
return(result);
}
else
{
return(0);
}
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
if (con.State != ConnectionState.Closed)
{
con.Close();
}
}
}
public ActionResult Remove(BooksDetails_BEL Book)
{
int result = BookDetails_BLL.DeleteBookRecord(Book.BookId);
return(View("Index", BookDetails_BLL.GetBookRecords()));
}
public ActionResult Create(BooksDetails_BEL Book)
{
return(View(Book));
}
